In Reply to: Re: losing grain from 9790 posted by Harvester on October 06, 2008 at 22:04:16:

we have the equivelent to 18.4x26's they are michellins something metric, and we have the back end up as high as we can get it. all of the rotor knives are out of the front of the concave they are in the back of it. we are gonna try when we got back to open the chaffer up some more we are getting a lot of fines our return though. allen thanks